diff --git a/egs/librispeech/ASR/pruned_transducer_stateless7/scaling.py b/egs/librispeech/ASR/pruned_transducer_stateless7/scaling.py
index 81f025b79..936a77b8c 100644
--- a/egs/librispeech/ASR/pruned_transducer_stateless7/scaling.py
+++ b/egs/librispeech/ASR/pruned_transducer_stateless7/scaling.py
@@ -1235,7 +1235,7 @@ class SwooshFunction(torch.autograd.Function):
             with torch.enable_grad():
                 x = x.detach()
                 x.requires_grad = True
-                y = torch.logaddexp(one, x - 4)  - 0.08 * x - 0.15
+                y = torch.logaddexp(one, x - 1.125)  - 0.08 * x - 0.3
 
                 if not requires_grad:
                     return y
@@ -1273,7 +1273,7 @@ class Swoosh(torch.nn.Module):
         """
         if torch.jit.is_scripting():
             one = torch.tensor(1.0, dtype=x.dtype, device=x.device)
-            return torch.logaddexp(one, x - 4)  - 0.08 * x - 0.15
+            return torch.logaddexp(one, x - 1.125)  - 0.08 * x - 0.3
         return SwooshFunction.apply(x)